package com.yang.springcloud;

import com.netflix.hystrix.contrib.metrics.eventstream.HystrixMetricsStreamServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.client.circuitbreaker.EnableCircuitBreaker;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.cloud.netflix.hystrix.EnableHystrix;
import org.springframework.context.annotation.Bean;


/**
 * @author yang
 * @date 2021/3/2--13:23
 */

@SpringBootApplication
@EnableEurekaClient
@EnableHystrix
@EnableCircuitBreaker
public class PaymentHystrixMain8001 {
    public static void main(String[] args)
        {
            SpringApplication.run(PaymentHystrixMain8001.class, args);
        }


        /*
        * 此配置是为了服务监控而配置，与服务容错本身无关，springCloud升级后的坑
        * ServletRegistrationBean因为springboot的默认路径不是"/hystrix.stream"
        * 只要在自己的项目里配置上下面的servlet就可以了
        * */
        @Bean
        public ServletRegistrationBean getServlet()
        {
            HystrixMetricsStreamServlet streamServlet = new HystrixMetricsStreamServlet();
            ServletRegistrationBean registrationBean = new ServletRegistrationBean(streamServlet);
            registrationBean.setLoadOnStartup(1);
            registrationBean.addUrlMappings("/hystrix.stream");
            registrationBean.setName("HystrixMetricsStreamServlet");
            return registrationBean;
        }
}
